If, on the off chance that you're using Windows or OS X, here's a link to a video chat program (unfortunately it seems inactive) called Squid Cam which I've used before. I think what he was asking is about how some clients won't call directly like ekiga.

Anyway, I KNOW that linphone will allow direct calls.

stocks over 250,000 foodservice items of the highest quality, and we've been at it since 1988.Wifi can be switched on by calling Wifi Manager wifi Manager = (Wifi Manager) System Service(Context.WIFI_SERVICE); wifi Wifi Enabled(true); For ICS refer to this stackoverflow.com/questions/8571566/…After wifi Direct is on , for A to see B and vice versa both devices should be discoverable .To be discoverable both devices should call Wifi P2p Manager manager = (Wifi P2p Manager) System Service(Context.WIFI_P2P_SERVICE); And Then Call manager.discover Peers(channel, listener) This makes both devices discoverable and see each other .